For those of us with straight hair, it can be both a blessing and a curse…as it can be difficult to get the kind of volume and density to create great style. Installation of our Sew-In Extensions can not only give you that for up to year…but it can also give you the dreamy length you’ve yearned for! Sew-In Extension Collection is soft, wavy and absolutely beautiful that can be styled to perfection. Feature: Hair type: 100% Human Hair Usage: Can be curled, straightened, tonged, washed & dyed Lifetime: 6-12 months Lengths: 12" - 24" Wefts: Machine Double Stitch Style: Spanish Wave Human Hair Weight: 100 grams / 3.5 oz Fast Shipping 99% of orders are shipped the same day if ordered before 2 pm ET. Hassle Free Returns No questions asked 30 days return policy. Empress Hair Extensions offers free shipping over $100! For more information:- Shipping time takes 1-3 business days- We offer a 100% Satisfaction guarantee on our products and offers a 30 days return policy.Feel free to check more of our policies down below.